422 行
无行尾
8.2 KiB
PHP
422 行
无行尾
8.2 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP 5.1.6 or newer
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*
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* @package CodeIgniter
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* @author ExpressionEngine Dev Team
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* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @link http://codeigniter.com
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* @since Version 1.0
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* @filesource
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*/
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// ------------------------------------------------------------------------
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/**
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* CodeIgniter HTML Helpers
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*
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* @package CodeIgniter
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* @subpackage Helpers
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* @category Helpers
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* @author ExpressionEngine Dev Team
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* @link http://codeigniter.com/user_guide/helpers/html_helper.html
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*/
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// ------------------------------------------------------------------------
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/**
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* Heading
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*
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* Generates an HTML heading tag. First param is the data.
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* Second param is the size of the heading tag.
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*
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* @access public
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* @param string
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* @param integer
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* @return string
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*/
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if ( ! function_exists('heading'))
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{
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function heading($data = '', $h = '1')
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{
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return "<h".$h.">".$data."</h".$h.">";
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Unordered List
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*
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* Generates an HTML unordered list from an single or multi-dimensional array.
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*
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* @access public
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* @param array
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* @param mixed
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* @return string
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*/
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if ( ! function_exists('ul'))
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{
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function ul($list, $attributes = '')
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{
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return _list('ul', $list, $attributes);
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Ordered List
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*
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* Generates an HTML ordered list from an single or multi-dimensional array.
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*
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* @access public
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* @param array
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* @param mixed
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* @return string
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*/
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if ( ! function_exists('ol'))
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{
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function ol($list, $attributes = '')
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{
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return _list('ol', $list, $attributes);
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Generates the list
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*
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* Generates an HTML ordered list from an single or multi-dimensional array.
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*
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* @access private
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* @param string
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* @param mixed
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* @param mixed
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* @param integer
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* @return string
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*/
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if ( ! function_exists('_list'))
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{
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function _list($type = 'ul', $list, $attributes = '', $depth = 0)
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{
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// If an array wasn't submitted there's nothing to do...
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if ( ! is_array($list))
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{
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return $list;
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}
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// Set the indentation based on the depth
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$out = str_repeat(" ", $depth);
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// Were any attributes submitted? If so generate a string
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if (is_array($attributes))
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{
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$atts = '';
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foreach ($attributes as $key => $val)
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{
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$atts .= ' ' . $key . '="' . $val . '"';
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}
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$attributes = $atts;
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}
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// Write the opening list tag
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$out .= "<".$type.$attributes.">\n";
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// Cycle through the list elements. If an array is
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// encountered we will recursively call _list()
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static $_last_list_item = '';
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foreach ($list as $key => $val)
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{
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$_last_list_item = $key;
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$out .= str_repeat(" ", $depth + 2);
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$out .= "<li>";
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if ( ! is_array($val))
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{
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$out .= $val;
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}
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else
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{
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$out .= $_last_list_item."\n";
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$out .= _list($type, $val, '', $depth + 4);
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$out .= str_repeat(" ", $depth + 2);
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}
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$out .= "</li>\n";
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}
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// Set the indentation for the closing tag
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$out .= str_repeat(" ", $depth);
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// Write the closing list tag
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$out .= "</".$type.">\n";
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return $out;
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Generates HTML BR tags based on number supplied
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*
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* @access public
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* @param integer
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* @return string
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*/
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if ( ! function_exists('br'))
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{
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function br($num = 1)
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{
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return str_repeat("<br />", $num);
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Image
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*
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* Generates an <img /> element
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*
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* @access public
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* @param mixed
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* @return string
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*/
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if ( ! function_exists('img'))
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{
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function img($src = '', $index_page = FALSE)
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{
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if ( ! is_array($src) )
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{
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$src = array('src' => $src);
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}
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// If there is no alt attribute defined, set it to an empty string
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if ( ! isset($src['alt']))
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{
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$src['alt'] = '';
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}
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$img = '<img';
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foreach ($src as $k=>$v)
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{
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if ($k == 'src' AND strpos($v, '://') === FALSE)
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{
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$CI =& get_instance();
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if ($index_page === TRUE)
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{
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$img .= ' src="'.$CI->config->site_url($v).'"';
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}
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else
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{
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$img .= ' src="'.$CI->config->slash_item('base_url').$v.'"';
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}
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}
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else
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{
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$img .= " $k=\"$v\"";
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}
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}
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$img .= '/>';
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return $img;
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Doctype
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*
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* Generates a page document type declaration
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*
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* Valid options are xhtml-11, xhtml-strict, xhtml-trans, xhtml-frame,
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* html4-strict, html4-trans, and html4-frame. Values are saved in the
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* doctypes config file.
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*
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* @access public
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* @param string type The doctype to be generated
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* @return string
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*/
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if ( ! function_exists('doctype'))
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{
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function doctype($type = 'xhtml1-strict')
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{
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global $_doctypes;
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if ( ! is_array($_doctypes))
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{
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if ( ! require_once(APPPATH.'config/doctypes.php'))
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{
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return FALSE;
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}
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}
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if (isset($_doctypes[$type]))
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{
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return $_doctypes[$type];
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}
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else
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{
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return FALSE;
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}
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Link
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*
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* Generates link to a CSS file
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*
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* @access public
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* @param mixed stylesheet hrefs or an array
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* @param string rel
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* @param string type
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* @param string title
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* @param string media
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* @param boolean should index_page be added to the css path
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* @return string
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*/
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if ( ! function_exists('link_tag'))
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{
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function link_tag($href = '', $rel = 'stylesheet', $type = 'text/css', $title = '', $media = '', $index_page = FALSE)
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{
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$CI =& get_instance();
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$link = '<link ';
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if (is_array($href))
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{
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foreach ($href as $k=>$v)
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{
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if ($k == 'href' AND strpos($v, '://') === FALSE)
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{
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if ($index_page === TRUE)
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{
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$link .= 'href="'.$CI->config->site_url($v).'" ';
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}
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else
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{
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$link .= 'href="'.$CI->config->slash_item('base_url').$v.'" ';
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}
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}
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else
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{
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$link .= "$k=\"$v\" ";
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}
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}
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$link .= "/>";
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}
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else
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{
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if ( strpos($href, '://') !== FALSE)
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{
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$link .= 'href="'.$href.'" ';
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}
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elseif ($index_page === TRUE)
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{
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$link .= 'href="'.$CI->config->site_url($href).'" ';
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}
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else
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{
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$link .= 'href="'.$CI->config->slash_item('base_url').$href.'" ';
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}
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$link .= 'rel="'.$rel.'" type="'.$type.'" ';
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if ($media != '')
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{
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$link .= 'media="'.$media.'" ';
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}
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if ($title != '')
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{
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$link .= 'title="'.$title.'" ';
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}
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$link .= '/>';
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}
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return $link;
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Generates meta tags from an array of key/values
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*
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* @access public
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* @param array
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* @return string
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*/
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if ( ! function_exists('meta'))
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{
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function meta($name = '', $content = '', $type = 'name', $newline = "\n")
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{
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// Since we allow the data to be passes as a string, a simple array
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// or a multidimensional one, we need to do a little prepping.
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if ( ! is_array($name))
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{
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$name = array(array('name' => $name, 'content' => $content, 'type' => $type, 'newline' => $newline));
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}
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else
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{
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// Turn single array into multidimensional
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if (isset($name['name']))
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{
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$name = array($name);
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}
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}
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$str = '';
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foreach ($name as $meta)
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{
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$type = ( ! isset($meta['type']) OR $meta['type'] == 'name') ? 'name' : 'http-equiv';
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$name = ( ! isset($meta['name'])) ? '' : $meta['name'];
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$content = ( ! isset($meta['content'])) ? '' : $meta['content'];
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$newline = ( ! isset($meta['newline'])) ? "\n" : $meta['newline'];
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$str .= '<meta '.$type.'="'.$name.'" content="'.$content.'" />'.$newline;
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}
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return $str;
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Generates non-breaking space entities based on number supplied
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*
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* @access public
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* @param integer
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* @return string
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*/
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if ( ! function_exists('nbs'))
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{
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function nbs($num = 1)
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{
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return str_repeat(" ", $num);
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}
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}
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/* End of file html_helper.php */
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/* Location: ./system/helpers/html_helper.php */
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